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1996 Cadillac DeVille 4.6L Crankcase Vacuum
Posted to GM Driveability on 9/8/2006 13 Replies

we are getting 19 inches and climbing vacuum at cranckase vetalation hose from frnt valve cover to throttle body-this is tested on hose at throttle body side i should not have any ~- when we remove hose at throttle body there is vacuum in the crankcase??? it i...

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  Related Documents & Media  1996 Cadillac DeVille

 
Message Closed w/FIX

car Vehicle Data

1996 Cadillac DeVille

VIN 1G6KD52Y6T
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SE4FI
EmissionsOBD-II Compliant
SymptomsCrankcase Vacuum
OccursAlways

Trouble Codes

P0138Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit High Voltage
Message Closed w/FIX

car Vehicle Data

1996 Cadillac DeVille

VIN 1G6KD52Y6T
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SE4FI
EmissionsOBD-II Compliant
SymptomsCrankcase Vacuum
OccursAlways

Trouble Codes

P0138Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit High Voltage